Texas Standard for March 16, 2017

A tweak to a plan to ban sanctuary cities statewide – one that could make a big difference at the side of the road. We’ll explore. And: Jammed 911 lines blamed for two deaths in Dallas. Is a cell phone glitch gumming up the whole emergency system? Also: A regulation aimed at preventing another West disaster is suddenly headed south. What this means for efforts to safeguard chemical plants and the people who live near them. Plus: A crime problem so bad the city’s police chief says you can’t arrest your way out of this one. We’ll hear the backstory. And: The latest effort to curb fake news. Is that a robot editing your Facebook feed? All of that and lots more today on the Texas Standard: